Featured: Energize

Proposed IPP “renegotiations” will threaten green energy investments and job creation

The recent stance by Public Enterprises Minister Pravin Gordhan, as reported in the Business Day, to “renegotiate” contracts with companies which won the first two rounds of South Africa’s renewable energy procurement programme (REIPPPP) will not afford South Africa the opportunity to create value, especially on the job creation front. Eskom’s current load-shedding crisis costs […]

Why South Africa’s energy generator is in so much trouble

Eskom is by far the largest of South Africa’s many state owned companies. This near monopoly power utility is in crisis. It’s the single largest threat to South Africa’s economy, according to a former minister of finance. Wits Business School’s Adjunct Prof. Rod Crompton explains why this is the case and what can be done. […]

Testing the acoustical noise of a generator set and interpreting the data

Large generator sets produce high levels of noise that must often be mitigated to meet national regulations and directives. This usually involves key decisions about the optimal generator set location and installation, how to design noise control systems and other factors, which is why it is important to conduct accurate noise level assessments timeously, before […]

The myth of “clean coal”: Why coal can only ever be dirty

“Clean coal” is sometimes promoted as the lifeline that will allow governments to continue to depend on coal for energy generation. But there is no such thing as “clean coal”. South Africa is the biggest coal producer in Africa. Over the past 10 years alone, South Africa has produced an average of 254-million tons of […]

Eskom’s anticipated long-term strategic recovery plan delayed

Eskom says its long-term strategic recovery plan will be published later than originally announced. This state-owned power utility – the largest in Africa and for many years the model for and envy of many international power companies – is virtually broke. It is in so much debt that servicing that debt is eroding any profit […]

Revolutionary wind power technology launched

The Council for Scientific and Industrial Research (CSIR) in Pretoria launched a revolutionary vertical axis wind turbine recently. Although still in the early stages of prototype development, the wind turbine has already been subjected to comprehensive scrutiny and has passed feasibility trials at the Faculty of Engineering at the University of Stellenbosch, and wind tunnel […]